<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>下拉框</title>
</head>
<body>
    <select name="edu">
        <option value="1">小班</option>
        <option value="1" selected="selected">中班</option>
        <option value="1">大班</option>
        <option value="1">大大班</option>
        <option value="1">大大大班</option>
        <option value="1">大大大大班</option>

    </select>
    <input type="submit" value="提交">
</body>
</html>